Subject: Re: changing a sound signal while listening to it From: Jeremy marozeau <marozeau@xxxxxxxx> Date: Tue, 10 Aug 2010 15:49:33 +1000 List-Archive:<http://lists.mcgill.ca/scripts/wa.exe?LIST=AUDITORY>Dear Dan, You will be able to do that easily with MAX/MSP. http://cycling74.com/ It is a great software that allows you to manipulate any type of signal in real-time. Jeremy PS: you can also use the free version called pure data but it is less user friendly. http://puredata.info/ On Tue, Aug 10, 2010 at 12:32 PM, Daniel Bowling <danielliubowling@xxxxxxxx> wrote: > Dear List, > I am trying to create a piece of software that will allow a subject to > change the beat frequency and amplitude of a signal while listening to it in > real time. > More specifically, the signal will consist of two pure tones (e.g. T1 + T2), > and the difference between them (T2 - T1) as well as the root mean square > amplitude will be under the control of the subject via the keyboard. > I have tried to execute this in Matlab using a loop, the problem is that the > sound stops and then starts again at the beginning of each loop iteration. > Can anyone suggest a way this might be implemented on a computer? Or perhaps > just a suitable programming language? > Thanks, > Dan Bowling